Receiver base module for a security system



FIG. 1 is a perspective view of a receiver base module for a security system showing my new design;

FIG. 2 is a top plan view thereof, with the bottom being flat and unornamented; and,

FIG. 3 is a side elevational view thereof, the opposing side being a mirror image thereof. 

The ornamental design for a receiver base module for a security system, as shown and described. 